I just update two sites with pagelines framework 2.3.5 to bbpress 2.2 (new version), and now where the forum should be displayed , there are a white screen , the forum dont display ¿pagelines issue or bbpress from pagelines issue? i tried the bbpress plugin 2.2 in another wordpress theme and it works correctly

This issue was fixed, I can not even begin to guess what your issue is as you have not provided any information. Please open a new topic and include what version of bbpress, the support plugin and the framework you are using.